Home / 12,849.39-19,269.09-7,595.19

Finding the Fourth Proportional to 12,849.39, 19,269.09 and 7,595.19

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Solution

The fourth proportional to 12,849.39, 19,269.09 and 7,595.19 is: 11,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,849.39 : 19,269.09 = 7,595.19 : x
  2. Step 2: Convert to fraction form
    12,849.39/19,269.09 = 7,595.19/x
  3. Step 3: Cross multiply
    12,849.39x = 19,269.09 × 7,595.19
  4. Step 4: Simplify right side
    12,849.39x = 146,352,399.68
  5. Step 5: Solve for x
    x = 146,352,399.68/12,849.39
  6. Step 6: Final answer
    x = 11,389.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.